The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A086266 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A086266

Triangle of counts of s-clusters in n X n (0,1)-matrices for s=0, 1, ....
(history; published version)

#10 by Michael De Vlieger at Sat Feb 04 10:19:07 EST 2023

STATUS

reviewed

approved

#9 by Joerg Arndt at Sat Feb 04 06:42:04 EST 2023

STATUS

proposed

reviewed

#8 by Michel Marcus at Sat Feb 04 06:29:51 EST 2023

STATUS

editing

proposed

#7 by Michel Marcus at Sat Feb 04 06:29:48 EST 2023

KEYWORD

nonn,more,tabf,more,changed

#6 by Michel Marcus at Sat Feb 04 06:28:42 EST 2023

EXAMPLE

Triangle begins:

1, 1;

1, 13, 2;

1, 218, 208, 78, 6, 1;

1, 1; 1, 13, 2; 1, 218, 208, 78, 6, 1; 1, 11506, 21172, 20262, 9560, 2593, 408, 32, 2; ...

...

KEYWORD

nonn,more,tabltabf

STATUS

approved

editing

#5 by Jon E. Schoenfield at Thu Jul 30 22:07:31 EDT 2015

STATUS

editing

approved

#4 by Jon E. Schoenfield at Thu Jul 30 22:07:29 EDT 2015

AUTHOR

Eric W. Weisstein, Jul 14, 2003

STATUS

approved

editing

#3 by Russ Cox at Sat Mar 31 12:39:01 EDT 2012

AUTHOR

_Eric W. Weisstein (eric(AT)weisstein.com), _, Jul 14, 2003

Discussion

Sat Mar 31

12:39

OEIS Server: https://oeis.org/edit/global/877

#2 by N. J. A. Sloane at Sun Jun 29 03:00:00 EDT 2008

KEYWORD

nonn,more,tabl,new

AUTHOR

Eric W. Weisstein (eric(AT)weisstein.com), Jul 14, 2003

#1 by N. J. A. Sloane at Sat Sep 13 03:00:00 EDT 2003

NAME

Triangle of counts of s-clusters in n X n (0,1)-matrices for s=0, 1, ....

DATA

1, 1, 1, 13, 2, 1, 218, 208, 78, 6, 1, 1, 11506, 21172, 20262, 9560, 2593, 408, 32, 2

OFFSET

1,4

LINKS

Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/s-Cluster.html">s-Cluster</a>

EXAMPLE

1, 1; 1, 13, 2; 1, 218, 208, 78, 6, 1; 1, 11506, 21172, 20262, 9560, 2593, 408, 32, 2; ...

CROSSREFS

Cf. A086265.

KEYWORD

nonn,more,tabl

AUTHOR

Eric W. Weisstein (eric(AT)weisstein.com), Jul 14, 2003

STATUS

approved